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Q.
The reflex angle between the hands of a clock at 10.25 is
A.
197.5
B.
167.5
C.
157.5
D.
187.5
View Answer
Correct choice: A
Explanation:
Angle traced by hour hand in 125/12 hrs = (360/12 * 125/12) = 312x10/2 Angle traced by minute hand in 25 min = (360/60 * 25) = 1500 Reflex angle = 3600−(312x1/2−150)0=3600−162x10/2=197x10/2
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